Need ! the difference of the values of the third quartile and the median of the data set represented by the box plot is (pictured below)

Analyze the solution below. 7 3 x = −2 7 3 x(3 7 ) = −2(3 7 ) x = − 6 7 what property was used to solve the equation? property of opposites division property of equality addition property of equality multiplication property of equality